About: http://webisa.webdatacommons.org/12836986

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Many, including at least one president, fathered children from their female slaves.
http://www.w3.org/ns/prov#wasQuotedFrom	pbs.org